Pith Number

pith:5C3CMYYN

pith:2011:5C3CMYYN5PYYNBY6VEOP3D2HB3

not attested not anchored not stored refs pending

Unconditionnally stable scheme for Riccati equation

Abdelkader Sa\"idi (IRMA), Fran\c{c}ois Dubois (LM-Orsay)

arxiv:1101.4142 v1 · 2011-01-21 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5C3CMYYN5PYYNBY6VEOP3D2HB3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:31:12.660252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8b626630debf186871ea91cfd8f470eca62c73a795e7ee8d4e1645e131ea775

Aliases

arxiv: 1101.4142 · arxiv_version: 1101.4142v1 · doi: 10.48550/arxiv.1101.4142 · pith_short_12: 5C3CMYYN5PYY · pith_short_16: 5C3CMYYN5PYYNBY6 · pith_short_8: 5C3CMYYN

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5C3CMYYN5PYYNBY6VEOP3D2HB3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e8b626630debf186871ea91cfd8f470eca62c73a795e7ee8d4e1645e131ea775

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64fc8e10a35c8898a08d71ed2c7e6c7e326d7a6fcab481c71718b9700c6d3483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-01-21T14:25:34Z",
    "title_canon_sha256": "2e39e453b3a4b26c62b92d4b9480e83e96288aa7febba5558ba75df2eb231d66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4142",
    "kind": "arxiv",
    "version": 1
  }
}